Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx

* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx:
  async_xor: dma_map destination DMA_BIDIRECTIONAL
  dmaengine: protect 'id' from concurrent registrations
  ioat: wait for self-test completion